This paper investigates how the distribution of income changes when the standard definition of disposable income is replaced by an extended income concept which takes into account the three 'I's: indirect taxes, imputed rent, and in-kind benefits. Second, it assesses how sensitive the...

This paper addresses the problem of the normative evaluation of income tax systems and income tax reforms. While most of the existing criteria, framed in the utilitarian tradition, are uniquely based on information about individual incomes, this paper, building upon the opportunity egalitarian...

This paper focuses on the study of the effects on social welfare generated by the scheme of joint taxation of the Spanish Personal Income Tax (PIT), whose peculiarity linked to its condition of optionality, allows the minimization of households´ tax bill. Different scenarios are simulated using...

Traditional analyses of redistributive effects of the tax-benefit system are rooted in the concepts of relative income inequality and proportionality. This observation also applies to decompositions proposed by Kakwani (1977, 1984) and Lambert (1985) that reveal the vertical and horizontal...

This papers quantifies the redistributive effects on progressivity, poverty and welfare, that would occur if the monetary benefits currently in place in the Spanish system were to be replaced by a neutral alternative in terms of spending, granting a universal basic income (UBI) to everyone. We...

European countries have the world’s most redistributive tax and transfer systems. While they have been well equipped to deal with vertical inequality - that is, fostering redistribution from the rich to the poor - less is known about their performance in dealing with horizontal inequality,...